Experts & Advisors
Tamsyn Neyland
Senior Director

2021 McKinney Avenue, Suite 340
Dallas, TX 75201
+1.214.200.3680 Main
+1.469.862.3605 Direct
+1.720.210.3507 Mobile
Tamsyn Neyland is a Senior Director at Ankura with more than 11 years of experience as a forensic accountant, investigator, litigation and dispute consultant, accounting advisor, auditor, and manager of expert witness engagements. Based in Dallas, Tamsyn has significant experience with forensic accounting and financial investigations of theft and embezzlement, fraudulent financial reporting, and manipulation of accounting records.
Experience
Tamsyn excels in assisting clients and counsel with litigation and contractual dispute matters, through asset and flow of funds tracing, identifying accounting fraud, theft, and embezzlement, quantifying damages, calculating lost profits, and assessing accounting principles. She provides her clients with comprehensive forensic accounting solutions and develops tailored complex analyses specific to the issues for a given matter or particular focus of her clients. Additionally, Tamsyn has assisted counsel with depositions of opposing parties and presented her forensic analysis at mediation.
Before her career in accounting, Tamsyn spent more than six years as a crime scene investigator (CSI) and forensic scientist for city and county police departments and criminal investigation laboratories. In this role, she has testified as an expert witness in federal, district and municipal courts in more than a dozen cases, including capital murder.
Tamsyn’s professional experience includes:
Forensic Accounting and Investigations
- Forensic Investigation, High Net Worth Individual: Led an expert witness engagement and forensic analysis of more than 35,000 financial transactions and tracing flow of funds through multiple financial accounts to identify over $9 million of fraudulent spending over a nine-year period by the client’s former power of attorney involving breach of fiduciary duty and embezzlement.
- Forensic Investigation, Partnership: Led and managed the forensic investigation and accounting analysis regarding allegations of theft and embezzlement by a managing partner of a title company over a 20-year period.
- Forensic Investigation, Nationwide Recreational Facility and Service Provider: Led the investigation of an alleged employee embezzlement through fraudulent credit and debit card refund transactions, including data analytics, trend analysis, and tracing the flow of funds between card transactions and the company’s general ledger financial accounting data, uncovering and quantifying the employee’s theft scheme.
- Forensic Investigation, Retailer-Manufacturer: Investigated allegations of an international licensee’s underreporting of sales and associated royalty fees, manipulation of product information, and falsification of accounting records over more than a 15-year period.
Litigation and Dispute Consulting
- Insurance Claim Loss Dispute, Household Products Maker and Distributor: Led and managed a dispute engagement with an insurance carrier group involving 32 accounting adjustments resulting in a total claimed loss of over $620 million due to breach of seller’s representations and warranties.
- Bank Group Loan-Default Litigation, Agricultural Processing & Retailer: Led the forensic analysis of the inventory valuation and accounting of an agricultural company that defaulted on over $30 million loan. Assisted outside counsel with presenting forensic analysis at mediation, which resulted in a favorable settlement for her clients.
- Bank Group Loan-Default Litigation, Horticultural Grower & Retailer: Led the forensic analysis of the books and records of a horticultural company that defaulted on over $50 million loan, focusing on inventory accounting and sufficiency of the independent audit. Assisted outside counsel with depositions of the auditor’s personnel and presented her forensic analysis at mediation, which resulted in a favorable settlement for her clients.
- Business Valuation and Environmental Costs Litigation, Chemical Company: Managed an expert witness engagement quantifying the environmental response and legal defense costs and evaluating the impact of the environmental liabilities and reserves on the business valuation and purchase price paid.
Purchase Price Disputes
- Purchase Price Dispute, Energy Storage Solution Provider: Led and managed an expert witness arbitration engagement with an independent accountant involving 36 distinct post-closing adjustments totaling $520 million. Tamsyn focused on the two largest disputed items, totaling over $260 million, related to taxes on post-acquisition repatriation of cash and valuation of inventory. Resulted in a favorable settlement for her client.
- Purchase Price Dispute, Oil and Gas Service Provider: Managed an expert-witness engagement filed in the London Court of International Arbitration (LCIA) involving $81 million of disputed post-closing working capital adjustments for crude oil inventory, production imbalances, and accrued liabilities. Resulted in a favorable settlement for her client.
- Purchase Price Dispute, Oil and Gas Company: Managed a consulting engagement in a $24 million purchase-price dispute involving a wide range of accrual accounting, liability recognition, and other accounting principles.
Crime Scene Investigations and Forensic Science
- Expert Witness, Forensic Science and Crime Scene Analysis: Testified in federal, district and municipal courts in a broad range of cases, from misdemeanors like drug possession to criminal felonies such as robbery, arson, attempted murder, and first-degree
- Crime Scene Investigator: Documented and processed more than 200 crime scenes including murder, attempted murder, sexual assault, robbery, kidnapping, and fire/arson; instructed police academy recruits in the principles of fingerprinting, crime scene investigation processing, and evidence collection
- Evidence Collection and Analysis: Collected, preserved, photographed, and analyzed physical evidence using a variety of techniques; compared more than 2,400 latent prints, and analyzed more than 4,000 exhibits of alleged drug-related materials.
- Evidence Documentation and Legal Presentation: Wrote comprehensive, detailed crime scene investigation and laboratory analysis reports; prepared, assembled, and organized evidence and exhibits for court presentation and testimony; participated in pre-trial conferences and interviews with attorneys and investigators.
- Education
- MS, Accountancy, University of Denver, Colorado
- MS, Forensic Science, King’s College London, England
- BS, Honors Chemistry, University of Waterloo, Ontario, Canada
- Certifications
- Certified Public Accountant (CPA), licensed in Texas (Ankura is not a CPA firm)
- Affiliations
- Member, Association of Certified Fraud Examiners (ACFE)
- Member, American Institute of Certified Public Accountants (AICPA)
- Member, Texas Society of Certified Public Accountants (TSCPA)